1-minute Mesoscale Domain Sector GOES-18 (GOES-West) nighttime Dust RGB + daytime True Color RGB images created using Geo2Grid (above) revealed a plume of resuspended volcanic ash (shades of pink/magenta at night, hazy shades of tan during the day) from the 1912 Novarupta-Katmai eruption in Alaska — which was being transported offshore across the... Read More
During what was the last full day of GOES-16’s duty as GOES-East, a comparison of Shortwave Infrared Images from GOES-16 and GOES-19 (Preliminary/Non-operational) (above) showed thermal signatures of prescribed burning in the Flint Hills area of eastern Kansas. These annual Springtime prescribed burns are performed by cattle ranchers in order to... Read More
On a rare High Risk Convective Outlook day, a widespread outbreak of severe thunderstorms produced tornadoes, large hail and damaging winds (SPC Storm Reports) across a large swath of the central and eastern US during the afternoon and subsequent nighttime hours on 02 April 2025 — along and ahead of a cold front and pre-frontal squall line... Read More
Darker shades of red in GOES-16 (GOES-East) Day Snow-Fog RGB images on 31 March 2025 (above) highlighted areas in eastern/northeastern Minnesota, northern Wisconsin and the Upper Peninsula of Michigan that received an accrual of ice (from sleet and/or freezing rain/drizzle) as a late-season winter storm moved across the region during the previous 2 days.... Read More
